Hypothyroidism (noun)

A condition in which the thyroid gland does not produce enough hormones, leading to a slowing down of the body's metabolism.

Origin:

Early 20th century: from hypo- + thyroid + -ism.

Examples:

1. She was diagnosed with hypothyroidism and prescribed hormone replacement therapy.
2. Hypothyroidism is caused by a deficiency in thyroid hormones, which can affect many body functions including metabolism.
3. Symptoms of hypothyroidism include fatigue, weight gain, cold intolerance and constipation.
4. Hypothyroidism is often treated with hormone replacement therapy, which replaces the missing thyroid hormones.
5. Hypothyroidism can be caused by a number of factors such as autoimmune disorders, radiation therapy, or surgery.